A drainage system of high-pressure compressor is introduced.

介绍了一种高压空压机排污系统。

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The city was equipped with a drainage system, for a great many clay pipes were found beneath the narrow streets.

城里甚至还敷设了排水系统，因为在狭窄的街道底下发现了许许多多陶土制作的排水管道。

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The city was even equipped with a drainage system, for a great many clay pipes were found beneath the narrow streets.

这座城市甚至还铺设过排水系统，因为在窄窄的街道底下发现了许多陶土制的管道。

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"In order to achieve this, the council needs the cooperation of Scottish Water to design and implement a drainage system in the waterfront, " he said.

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The project began after workers installing a new drainage system in the central districts of Saude and Gamboa discovered hundreds of personal objects belonging to African slaves, according to the Rio Times.

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The work, which includes cleaning and surveying the drainage system, will focus on a 0.5 mile (800 metre) stretch of the road around Bigrigg.

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